At the age of 21, Tim discovers he can travel in time and change what happens and has happened in his own life. His decision to make his world a better place by getting a girlfriend turns out not to be as easy as you might think.

The International Military seek out a leader who can save the human race from an alien attack. Ender Wiggin, a brilliant young mind, is recruited and trained to lead his fellow soldiers into a battle that will determine the future of Earth.